804452836745 has 4 divisors (see below), whose sum is σ = 965343404100. Its totient is φ = 643562269392.

The previous prime is 804452836721. The next prime is 804452836763. The reversal of 804452836745 is 547638254408.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 214280113216 + 590172723529 = 462904^2 + 768227^2 .

It is a cyclic number.

It is not a de Polignac number, because 804452836745 - 2²⁴ = 804436059529 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80445283670 + ... + 80445283679.

It is an arithmetic number, because the mean of its divisors is an integer number (241335851025).

Almost surely, 2^804452836745 is an apocalyptic number.

It is an amenable number.

804452836745 is a deficient number, since it is larger than the sum of its proper divisors (160890567355).

804452836745 is a wasteful number, since it uses less digits than its factorization.

804452836745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160890567354.

The product of its (nonzero) digits is 25804800, while the sum is 56.

The spelling of 804452836745 in words is "eight hundred four billion, four hundred fifty-two million, eight hundred thirty-six thousand, seven hundred forty-five".